Segment Information - Financial and Performance Guarantees (Details) - USD ($) $ in Billions	Jun. 30, 2025	Dec. 31, 2024
Evernorth Health Services \| Financial and performance guarantees
Loss Contingencies [Line Items]
Guarantee liability	$ 1.4	$ 1.9

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details